In the middle of the lobby of the Radisson SAS Hotel in Berlin stands a AquaDom standing 25 meters tall and is the largest cylindrical aquarium ever built. It’s filled with about 900,000 liters of seawater and has 2600 fish of 56 species.

The lightest material ever made has been produced by a team of scientists in China, a Chinese university announced.

Syrian artist Muhammad Ejleh has been spending his personal time while studying architectural design to work on his 3D drawings. Using only a sketchpad and pencils, the 20-year-old-student manages to make his characters and architecture pop out of the page.

“The Curiosity Mars rover has imaged a small metallic-looking protuberance on a rock. Visible (in the image below the green lines point to it), the protuberance appears to have a high albedo and even projects a shadow on the rock below...”